安全边;护边
She was a bit on edge till she heard he was safe.
她听到他安然无恙才放下心来.
Via the travel of the edge shrinking inwards, a bulge of the spring bow positioned in the stick can be pressed, and the simple effect of convenient and safe umbrella closing is achieved.
藉内缩缘之移动可压触位于中棒内之弹弓凸出部,即可达到方便安全的简易收伞效果。
英语网 · 双语新闻
英语网 · 英语词汇
英语网 · 少儿英语故事